“…Total expenditures Kalseth and Rattsø (1995), Kerstens (1996a, 1996b), Prieto and Zofio (2001), Afonso and Fernandes (2003), Coffé and Geys (2005), Afonso and Fernandes (2006), Sung (2007), Afonso and Fernandes (2008), Seol et al (2008), Nijkamp andSuzuki (2009), Balaguer-Coll et al (2010b), Kutlar and Bakirci (2012), Nakazawa (2013Nakazawa ( , 2014, Ashworth et al (2014), Pevcin (2014aPevcin ( , 2014b, Mahabir (2014), Yusfany (2015), Andrews and Entwistle (2015), Asatryan and De Witte (2015), Lampe et al (2015), Cordero et al (2016)…”